Optional ReadonlypreventOptional ReadonlyunreliablePlayback events 'playing' and 'waiting' are unreliable after seeking.
Risks for false positive: LOW. Timing of emitted playing events may be subtly different, but they will not be duplicated. Risks for false negative: MEDIUM. Certain playback events on affected platforms will be missed.
The affected user agent gets into a state where playback can become stalled and needs help getting unstuck.